OpenTechnical

OT-2026-000087367

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000087367) never changes.

Identity and time

Publication numberOT-2026-000087367 · never reused
Internal UUID01a0ae9a-cd4f-7ff9-a37e-61c405e4e4cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087367
StatusPUBLIC

Content hashes

Canonical text71ab02a07dbe49e89a2fb097255939574698b6bc369d78f2d3f28bcf5c82d861
Markdown1735a980357f8848ffe0aa2b411dcb2adb115b4e620d2f757b659d650c82b97a
PDF
Publication page17481e690b6909132f6d61440bed7b84551c08cdc68ec3ce74a91db57d212bf0
Manifestf1fa206c8f07090eae4446f0a38b117d93f9a1a4719f02663753d70cff37d908

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturec2qQjOZHlFIpHdSBKyNUX+30YUNZn8vDCeQKqTZmicER0QXzSMclpTjksKGiWJrHMxx7wU0o2H6vbbxD8tnfBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:32.949831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087367
observed 17481e690b6909132f6d61440bed7b84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.932642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087367/manifest.json
observed f1fa206c8f07090eae4446f0a38b117d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.914262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087367/publication.md
observed 1735a980357f8848ffe0aa2b411dcb2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.897521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087367/publication.txt
observed 71ab02a07dbe49e89a2fb09725593957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.